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Choate Investment Advisors

SEC-registered adviser since 1996Boston, MACRD 106109

$10.0B
AUM
653
Clients
See fees
Fee
20
Advisory staff

From Form ADV filed 30 March 2026 · data retrieved 15 October 2026SEC record

Choate Investment Advisors is an investment adviser headquartered in Boston, Massachusetts, and registered with the SEC since 1996. Its clients include high-net-worth individuals, charitable organizations and pooled investment vehicles. High-net-worth individuals account for 93% of its regulatory assets under management.

Its services include financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, portfolio management for institutions, selecting other managers, and publishing newsletters. Fee arrangements include a percentage of assets under management, hourly charges and fixed fees. Choate, Hall & Stewart LLP owns 75% or more of Choate Investment Advisors.

Clients

Choate Investment Advisors serves 653 clients, 519 of them high-net-worth individuals. The average client has about $15 million with the firm, and high-net-worth clients hold 93% of its $10 billion in assets.

Regulatory assets by client type
  • High-net-worth individuals519 clients93%
  • Charitable organizations36 clients5%
  • OtherIndividuals, Pooled investment vehicles1%
Show client breakdown
Individuals (other than HNW)
Clients
95
Regulatory AUM
$45,606,365
Share
0.5%
Avg. per client
$480K
High-net-worth individuals
Clients
519
Regulatory AUM
$9,370,202,606
Share
93.3%
Avg. per client
$18.1M
Pooled investment vehicles
Clients
3
Regulatory AUM
$88,137,557
Share
0.9%
Avg. per client
$29.4M
Charitable organizations
Clients
36
Regulatory AUM
$543,972,782
Share
5.4%
Avg. per client
$15.1M

Total

Clients
653
Regulatory AUM
$10,047,919,310
Share
100%
Avg. per client
$15.4M

What it does

Choate Investment Advisors provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, portfolio management for institutions, selecting other managers and publishing newsletters. It is paid through a percentage of assets, hourly charges and fixed fees.

Choate Investment Advisors provided financial planning to 51–100 clients last fiscal year and advises 3 private funds.

92.3% of assets ($9.27B across 3,887 accounts) are managed with discretion; $776.9M across 122 accounts are not. 1% of clients are outside the U.S., and 0 clients received advice without assets under management last fiscal year.

What the accounts hold

Separately managed account assets by class, year end
  • Stocks50%
  • Funds26%
  • Bonds6%
    • State and local bonds4%
    • U.S. government and agency bonds2%
  • Cash8%
  • Other10%
    • Private investments10%

Custodians

Choate Investment Advisors’ client accounts are held mainly at SEI Private Trust, with 90% of managed assets. Choate Investment Advisors has custody of $10.05B for 653 clients.

Managed account assets by custodian
  • SEI Private TrustSEI Private Trust Company · Oaks, PA · $9.01B90%
  • All other custodians$1.03B10%

Ownership and leadership

Choate, Hall & Stewart LLP owns 75% or more of Choate Investment Advisors.

Who owns the firm
Choate Investment Advisors LLC· the adviser

  • Choate, Hall & Stewart LLP

    Control person · since November 1996

    Owns 75% or more of Choate Investment Advisors LLC

Leadership

  • Alexander Thorndike
    President of Cia, President, Treasurer and Director of Cami
  • Erin Kerr
    Chief Compliance Officer
  • Tamer Alamuddin
    Managing Director of Cia, Director of Cami
  • Robert Kole
    Director of Cami

Staff

  • 34 employees
  • 20 in advisory functions
  • 16 state-registered reps

Reported holdings

Choate Investment Advisors’ reported 13F holdings total $5.69B across 472 positions, and the ten largest make up 61.9% of it.

$5.69B
Reported 13F value
472
Positions
61.9%
In the 10 largest
+11.4%
Value vs. prior quarter
Ten largest positions, share of reported value
  1. iShares TR · Core S&P500 ETF33.8%
  2. Vanguard Intl Equity Index F · Allwrld EX US4.8%
  3. iShares Inc. · Core MSCI Emkt4.4%
  4. iShares TR · Intrm Gov CR ETF4.2%
  5. Apple Inc.3.1%
  6. Harris Oakmark ETF Trust · Oakmark U S Lrg2.9%
  7. SPDR Series Trust · ST Str Sp500ff2.4%
  8. Nvidia Corporation2.2%
  9. Microsoft Corp.2.1%
  10. Amazon Com Inc.1.9%

Together, the ten largest are 61.9% of reported value.

The 50 largest positions and quarterly changesQuarter ended 30 June 2026 · filed 11 August 2026

A 13F covers only exchange-traded long positions the firm holds with discretion, so this $5.69B is not its $10.05B in regulatory assets and does not represent any individual client's portfolio.

Fees

Choate Investment Advisors is paid through a percentage of assets under management, hourly charges and fixed fees (other than subscription fees).

Choate Investment Advisors’ fee rates are not included in this profile. Find its brochure on the SEC’s site.

Offices and registrations

Besides its headquarters, Choate Investment Advisors has 0 offices, with 1 listed address in 1 state.

Listed office addresses by state

Massachusetts · 1 listed address

  • Two International Place, Suite 3000, BostonHQ

Registration details

Legal name
Choate Investment Advisors LLC
Headquarters
Two International Place, Suite 3000, Boston, MA 02110
Phone
617-973-4900
Website
www.choatewealth.com
SEC file
801-53321
Structure
Massachusetts LLC
Fiscal year end
December

This directory does not report disciplinary history, for any firm or individual, in either direction. The SEC publishes the complete record, including any disciplinary events, and it is the authoritative place to check one. See this firm's record on adviserinfo.sec.gov

Common questions

How many clients does Choate Investment Advisors have?

Choate Investment Advisors has 653 clients and manages $10 billion for them, as of March 2026. They include 519 high-net-worth individuals, 95 other individuals and 36 charitable organizations.

Source: Form ADV Part 1A, Items 5.D and 5.F, filed 30 March 2026

What services does Choate Investment Advisors offer?

Choate Investment Advisors provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, portfolio management for institutions, selecting other managers and publishing newsletters.

Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file

Which custodians does Choate Investment Advisors use?

Choate Investment Advisors’ separately managed account assets are held at SEI Private Trust Company (Oaks, PA), with $9,013,068,091. Only custodians holding at least a tenth of those assets are named.

Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 30 March 2026

How many financial advisors does Choate Investment Advisors have?

Choate Investment Advisors has 16 investment adviser representatives registered with state securities authorities, out of 34 employees, and 20 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.

Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file

What does Choate Investment Advisors invest in?

At the end of its last fiscal year, Choate Investment Advisors’ separately managed accounts held 50% exchange-traded equities, 26% registered funds (mutual funds, ETFs, BDCs), 10% private investments, 8% cash and equivalents, 4% state and local bonds and 2% U.S. government and agency bonds. It advises 3 private funds.

Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file

Who owns Choate Investment Advisors?

Choate Investment Advisors’ direct owner is Choate, Hall & Stewart LLP (75% or more).

Source: Form ADV Part 1A, Schedules A and B, filed 30 March 2026

How does Choate Investment Advisors get paid?

Choate Investment Advisors is paid through a percentage of assets under management, hourly charges and fixed fees. Its Form ADV lists no commissions or performance-based fees among how it is paid.

Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file

Sources

  1. Form ADV Part 1A, amendment filed 30 March 2026. Items 1, 5, 9, 11 and Schedules A, B and D.
  2. IAPD firm record, CRD 106109.
  3. Form 13F-HR, filed 11 August 2026 for the quarter ended 30 June 2026.

Retrieved 15 October 2026. All are published by the SEC and may have been amended since.

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This profile is compiled from public regulatory filings and is provided for informational purposes only. Niva Wealth is not affiliated with Choate Investment Advisors LLC and makes no representation about the quality of its services. Figures reflect the filing dates shown and may have changed. Ownership percentages are the bands reported to the SEC, not exact figures.